merged from lp:~donkult/apt/sid/

[apt.git] / apt-pkg / pkgcachegen.h

diff --git a/apt-pkg/pkgcachegen.h b/apt-pkg/pkgcachegen.h
index 46d0cd893ef9e25fe343105b87dc6c9a23d78fbc..c260511826ab36dc94472aedc3b66d713d982712 100644 (file)
--- a/apt-pkg/pkgcachegen.h
+++ b/apt-pkg/pkgcachegen.h
@@ -23,6 +23,8 @@
 #include <apt-pkg/pkgcache.h>
 #include <apt-pkg/md5.h>
 
+#include <vector>
+
 class pkgSourceList;
 class OpProgress;
 class MMap;
@@ -31,16 +33,32 @@ class pkgIndexFile;
 class pkgCacheGenerator                                                        /*{{{*/
 {
    private:
-   
+
    pkgCache::StringItem *UniqHash[26];
-   
+   map_ptrloc WriteStringInMap(std::string const &String) { return WriteStringInMap(String.c_str()); };
+   map_ptrloc WriteStringInMap(const char *String);
+   map_ptrloc WriteStringInMap(const char *String, const unsigned long &Len);
+   map_ptrloc AllocateInMap(const unsigned long &size);
+
    public:
    
    class ListParser;
    friend class ListParser;
-   
+
+   template<typename Iter> class Dynamic {
+      public:
+      static std::vector<Iter*> toReMap;
+      Dynamic(Iter &I) {
+        toReMap.push_back(&I);
+      }
+
+      ~Dynamic() {
+        toReMap.pop_back();
+      }
+   };
+
    protected:
-   
+
    DynamicMMap &Map;
    pkgCache Cache;
    OpProgress *Progress;
@@ -57,7 +75,7 @@ class pkgCacheGenerator                                                       /*{{{*/
    bool NewFileDesc(pkgCache::DescIterator &Desc,ListParser &List);
    bool NewDepends(pkgCache::PkgIterator &Pkg, pkgCache::VerIterator &Ver,
                   string const &Version, unsigned int const &Op,
-                  unsigned int const &Type, map_ptrloc *OldDepLast);
+                  unsigned int const &Type, map_ptrloc* &OldDepLast);
    unsigned long NewVersion(pkgCache::VerIterator &Ver,const string &VerStr,unsigned long Next);
    map_ptrloc NewDescription(pkgCache::DescIterator &Desc,const string &Lang,const MD5SumValue &md5sum,map_ptrloc Next);
 
@@ -76,7 +94,14 @@ class pkgCacheGenerator                                                      /*{{{*/
 
    bool HasFileDeps() {return FoundFileDeps;};
    bool MergeFileProvides(ListParser &List);
-   bool FinishCache(OpProgress &Progress);
+   bool FinishCache(OpProgress *Progress);
+
+   static bool MakeStatusCache(pkgSourceList &List,OpProgress *Progress,
+                       MMap **OutMap = 0,bool AllowMem = false);
+   static bool MakeOnlyStatusCache(OpProgress *Progress,DynamicMMap **OutMap);
+   static DynamicMMap* CreateDynamicMMap(FileFd *CacheF, unsigned long Flags = 0);
+
+   void ReMap(void const * const oldMap, void const * const newMap);
 
    pkgCacheGenerator(DynamicMMap *Map,OpProgress *Progress);
    ~pkgCacheGenerator();
@@ -99,12 +124,12 @@ class pkgCacheGenerator::ListParser
 
    inline unsigned long WriteUniqString(string S) {return Owner->WriteUniqString(S);};
    inline unsigned long WriteUniqString(const char *S,unsigned int Size) {return Owner->WriteUniqString(S,Size);};
-   inline unsigned long WriteString(const string &S) {return Owner->Map.WriteString(S);};
-   inline unsigned long WriteString(const char *S,unsigned int Size) {return Owner->Map.WriteString(S,Size);};
-   bool NewDepends(pkgCache::VerIterator Ver,const string &Package, const string &Arch,
+   inline unsigned long WriteString(const string &S) {return Owner->WriteStringInMap(S);};
+   inline unsigned long WriteString(const char *S,unsigned int Size) {return Owner->WriteStringInMap(S,Size);};
+   bool NewDepends(pkgCache::VerIterator &Ver,const string &Package, const string &Arch,
                   const string &Version,unsigned int Op,
                   unsigned int Type);
-   bool NewProvides(pkgCache::VerIterator Ver,const string &PkgName,
+   bool NewProvides(pkgCache::VerIterator &Ver,const string &PkgName,
                    const string &PkgArch, const string &Version);
    
    public:
@@ -114,13 +139,13 @@ class pkgCacheGenerator::ListParser
    virtual string Architecture() = 0;
    virtual bool ArchitectureAll() = 0;
    virtual string Version() = 0;
-   virtual bool NewVersion(pkgCache::VerIterator Ver) = 0;
+   virtual bool NewVersion(pkgCache::VerIterator &Ver) = 0;
    virtual string Description() = 0;
    virtual string DescriptionLanguage() = 0;
    virtual MD5SumValue Description_md5() = 0;
    virtual unsigned short VersionHash() = 0;
-   virtual bool UsePackage(pkgCache::PkgIterator Pkg,
-                          pkgCache::VerIterator Ver) = 0;
+   virtual bool UsePackage(pkgCache::PkgIterator &Pkg,
+                          pkgCache::VerIterator &Ver) = 0;
    virtual unsigned long Offset() = 0;
    virtual unsigned long Size() = 0;
    
@@ -128,16 +153,18 @@ class pkgCacheGenerator::ListParser
    
    inline bool HasFileDeps() {return FoundFileDeps;};
    virtual bool CollectFileProvides(pkgCache &Cache,
-                                   pkgCache::VerIterator Ver) {return true;};
+                                   pkgCache::VerIterator &Ver) {return true;};
 
    ListParser() : FoundFileDeps(false) {};
    virtual ~ListParser() {};
 };
                                                                        /*}}}*/
+
 bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
                        MMap **OutMap = 0,bool AllowMem = false);
 bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutMap);
 
+
 #ifdef APT_COMPATIBILITY
 #if APT_COMPATIBILITY != 986
 #warning "Using APT_COMPATIBILITY"
@@ -145,7 +172,7 @@ bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutMap);
 MMap *pkgMakeStatusCacheMem(pkgSourceList &List,OpProgress &Progress)
 {
    MMap *Map = 0;
-   if (pkgMakeStatusCache(List,Progress,&Map,true) == false)
+   if (pkgCacheGenerator::MakeStatusCache(List,&Progress,&Map,true) == false)
       return 0;
    return Map;
 }